Question

Read and complete the text with the words from the Word Bank.
WORD- BANK
washing wet soap
dry membrane surface
HOW DOES SOAP INACTIVATE CORONAVIRUSES?
Hi, I'm Julie from the Exploratorium. You've probably heard that washing your hands with
(0) ___soap_____ and water is the most effective way of preventing the spread of
coronavirus. Now the question is, why is soap so helpful? And the answer is due to the
biology and the structure of the virus itself. Now many viruses, including coronaviruses are
surrounded by a membrane. And the membrane is made of molecules that have a really
special property.
Soap molecules have very similar properties. They have one side that likes water, and
another side that's attracted to fat. If you can get a soap molecule into the virus membrane,
it'll disrupt the structure of the (1) ________________, and that inactivates the virus.
I have a tray of soapy water here, and a string that I've threaded through two straws. If you
want to try this at home. You can see that when I pull up the straws, that a film form. This is
a soap film. And this membrane has the same behavior as the membrane around the virus. If
I touch it with my (2) ____________ hand, you'll see that it pops. And in fact, when the
coronavirus is on a (3) ___________, all it needs to do is eventually dry out, and it will be
inactivated. However, if I now (4) _______________ my finger, you'll see that my wet
finger does not disrupt the membrane. So, keep (5) _____________ your hands, and
celebrate our hero: the soap molecule. ayudaaa pliss es para mañana

Answer 1

Respuesta:

1) membrane

2) wet

3) surface

4) dry

5) washing

Explicación: